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| author | JozanLeClerc <bousset.rudy@gmail.com> | 2020-04-27 01:02:18 +0200 |
|---|---|---|
| committer | JozanLeClerc <bousset.rudy@gmail.com> | 2020-04-27 01:02:18 +0200 |
| commit | ea0eca4f717d7f4408273613a566f3550d27085b (patch) | |
| tree | b1c1fa062823bb36bbd8bb9dab6437c83c229eec /asm/jo_c_args.asm | |
| parent | Makefile change (diff) | |
| download | lowbat-bsd-ea0eca4f717d7f4408273613a566f3550d27085b.tar.gz lowbat-bsd-ea0eca4f717d7f4408273613a566f3550d27085b.tar.bz2 lowbat-bsd-ea0eca4f717d7f4408273613a566f3550d27085b.tar.xz lowbat-bsd-ea0eca4f717d7f4408273613a566f3550d27085b.tar.zst lowbat-bsd-ea0eca4f717d7f4408273613a566f3550d27085b.zip | |
Rewrite started
Diffstat (limited to 'asm/jo_c_args.asm')
| -rw-r--r-- | asm/jo_c_args.asm | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/asm/jo_c_args.asm b/asm/jo_c_args.asm deleted file mode 100644 index 67a83c8..0000000 --- a/asm/jo_c_args.asm +++ /dev/null @@ -1,47 +0,0 @@ -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; ;; -;; File : jo_c_args.asm /_________/ ;; -;; Author : Joe | ;; -;; Date : 04/2020 | ;; -;; Info : Check args | ;; -;; / | ;; -;; \ / ;; -;; \_____/ ;; -;; ;; -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -;; jo_c_args(argc: rdi, *argv[]: rsi) -;; ---------------------------------- -;; returns 0 if args are invalid -;; returns 1 if args are valid - -section .text - extern strncmp - global jo_c_args - -jo_c_args: - cmp rdi, 0x2 - jle no_args - mov rax, [rsi + 0x8 * 0x2] - cmp byte [rax + 0x0], 0x0 - je no_args - push rdi - mov rdi, [rsi + 0x8 * 0x1] - push rsi - mov rsi, reference - mov rdx, reflen - call strncmp - pop rsi - pop rdi - cmp rax, 0x0 - jne no_args - mov rax, 0x1 - retq - -no_args: - xor rax, rax - retq - -section .data - reference: db "--say", 0x0 - reflen: equ $ - reference |